package com.szrt.day20170405.ch01;


/**
 * 
 * plsql= oracle的方言
 * @author zsrt
 *
 */
public class Demo01 {
	
	
	public static void main(String[] args) {
		
		add(10,20);
	
	}
	
	
	public static int add(int x, int y){
		
		//int x =10 ;
		//int y =20 ;
		
		int sum = x+y;
		
		System.out.println(sum);
		
		return  sum;
	}

}
